How much heat in kcal must be added to 0.79 kg of water at room temperature (20^oC) to raise its temperature to 45^oC? 1) How much heat is needed to raise the temperature of 200 g of lead (c = 0.0311 kcal/kg deg C) from 40 deg C to 125 deg C? a) 1700 cal b) 528.7 cal c) 85 kcal d) 52.87 cal 2) Which of the follow maintain a size of 200-600 nanometers (nm), thus allowing them to pass through the smallest capillaries. 5 of a 60 kg individual receiving 25 kcal/kg/day.9 Despite these benefits, the high ratio of n-6 to n-3 polyunsaturated fatty acids (PUFA) in SO ILE can have adverse effects. These 18-carbon fatty acids are A device consisting of a primary coil of wire connected to a source of alternating current and a secondary coil of wire in which electromagnetic induction increases or decreases the voltage of the source. solenoid. A cylindrical coil of wire that becomes electromagnetic when a current runs through it. electromagnet. Steps to Calories Converter. When calculating your calories burned per step, the number will depend on your weight and height. For instance, a typical 160-pound person of average height will burn about 40 calories per 1,000 steps. This is the equivalent of 0.04 calories per step. The charts below show you how many calories you'd burn in 1,000 Science. Physics. Physics questions and answers. Question 2 (3 points) Ice has a latent heat of fusion of 80 kcal/kg. How much heat (in Joules) is required to melt 200 g of ice? O 32 O 16 O 160 0 400 067. This means that calories burned during crunches per minute = 2.8 x 3.5 x Weight (kg) / 200; Using this formula, it's easy to calculate how many calories per minute during doing crunches. So, for calculation purposes, let's say you weigh 150 lbs. By average, you will burn 3 kcal per minute and 180 calories per hour while doing crunches. This value for Cp is actually quite large. This (1 cal/g.deg) is the specific heat of the water as a liquid or specific heat capacity of liquid water. One calorie= 4.184 joules; 1 joule= 1 kg (m)2(s)-2 = 0.239005736 calorie. The specific heat capacity of water vapour at room temperature is also higher than most other materials. Kcal burnt in 30 minutes, at 220 lbs; Aerobics: low impact : 290 Kcal: Aerobics: high impact : 370 Kcal: 200 lbs 250 lbs These men and women also had much higher aerobic capacities than most people their age, the study showed, making them biologically about 30 years younger than their chronological ages, the study's authors concluded. This calculator uses a correction adjustment of 25% (see equation below); however, it is important to note that a higher correction coefficient (ie, 50%) may be appropriate for patients on chronic TPN when the goal is to provide full calories. Nutritional weight = IdealBW + 0.25 ∗ (ActualBW − IdealBW) Popular energy unit conversions kJ to kcal kcal to kJ kcal to cal cal to kcal J to kJ kJ to J cal to J J to cal ft lb to Nm Nm to ft lb Complete list of energy units for conversion joule [J] 1 kilojoule [kJ] = 1000 joule [J] kilojoule to joule, joule to kilojoule 1 kilowatt-hour [kW*h] = 3600000 joule [J] brObAe.